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access [2025/03/10 10:46] olivieraccess [2025/03/10 10:51] (current) – [Computer Access] olivier
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 Once connected to the server, you will be presented with a Linux command line.  If unfamiliar with the Linux environment, here is a link to a [[https://ubuntu.com/tutorials/command-line-for-beginners|quick guide]] that covers the basics of Linux shell operation. Once connected to the server, you will be presented with a Linux command line.  If unfamiliar with the Linux environment, here is a link to a [[https://ubuntu.com/tutorials/command-line-for-beginners|quick guide]] that covers the basics of Linux shell operation.
  
 +To use Key access, refer to the following page: [[access:sshkeys| Using SSH Keys]]
 ==== Private servers ==== ==== Private servers ====
 Some CIM computers are on a private (internal) McGill vlan (10.69.54.0/23).  These servers cannot be accessed directly from the internet.  To access these computers, you can use the McGill vpn to get on the McGill network, or you can use any public CIM server as an ssh jump host.  (SSH jump hosts are a way to proxy ssh connections through one server to access another) Some CIM computers are on a private (internal) McGill vlan (10.69.54.0/23).  These servers cannot be accessed directly from the internet.  To access these computers, you can use the McGill vpn to get on the McGill network, or you can use any public CIM server as an ssh jump host.  (SSH jump hosts are a way to proxy ssh connections through one server to access another)
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 ===== Sudo on CIM Workstations ===== ===== Sudo on CIM Workstations =====
  
-"With great power comes great responsibility..." - Uncle Ben, Spiderman+"With great power comes great responsibility..." - Uncle Ben, Spiderman
  
-"God, root, what is difference?" - Pitr, User Friendly+"God, root, what is difference?" - Pitr, User Friendly
  
 Generally speaking, users do not have sudo/root access on CIM workstations. This is because, unlike Windows or MacOS, Linux gives much more power to the user. Windows will give you warnings and/or prevent you from erasing critical system files, whereas if you use sudo carelessly, Linux will delete the running kernel without so much as a warning. Generally speaking, users do not have sudo/root access on CIM workstations. This is because, unlike Windows or MacOS, Linux gives much more power to the user. Windows will give you warnings and/or prevent you from erasing critical system files, whereas if you use sudo carelessly, Linux will delete the running kernel without so much as a warning.
access.1741617982.txt.gz · Last modified: 2025/03/10 10:46 by olivier

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